Of these, the least harmful radiation to people is: 2 rad alpha + 2 rad beta
3 rad alpha + 3 rad beta
5 rad alpha + 5 rad beta
4 rad alpha + 10 rad beta

all of the answers are correct.

falsification is manipulating research materials, equipment, or processes or changing or omitting data or results such that the research is not accurately represented in the research record. plagiarism is the appropriation of another person's ideas, processes, results, or words without giving appropriate credit.

explanation:

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when it gains or loses electrons

the entire statement is true and correct.  

there's no diagram, nothing is illustrated, and no question is asked.